diff --git a/account_import_line_multicurrency_extension/models/bank_statement.py b/account_import_line_multicurrency_extension/models/bank_statement.py
index bc03c4f4a..490100a5a 100644
--- a/account_import_line_multicurrency_extension/models/bank_statement.py
+++ b/account_import_line_multicurrency_extension/models/bank_statement.py
@@ -38,7 +38,7 @@ class AccountBankStatement(models.Model):
         msg = ''
         for line in self.line_ids:
             if not line.amount:
-                msg += 'Amount on line %s is not set. \n' % (line.name)
+                msg += _('Amount on line %s is not set. \n') % (line.name)
         if msg:
             raise exceptions.Warning(
                 _("Error on bank statement: \n %s") % msg)